The Wonderful World of dR slide: A Book of Riddles for All - Hardcover

Riddles: The best riddle book for clever kids - Hardcover

Riddles for Smart People: 100+ Original Puzzles to Solve with Friends - Paperback

Riddles of Prehistoric Times - Hardcover

The Mysterious Benedict Society and the Riddle of Ages - Hardcover

Riddles: Fun riddles for smart kids - Hardcover

Life's Riddle Solved Through the Law of Metempsychosis - Paperback

Peter and the Tree Children - Hardcover

Life's Riddle Solved Through the Law of Metempsychosis 1944 - Hardcover

Riddles: Challenging Brain Teasing Riddles For Kids And Adults, Stimulating Mind Growth For Fun - Paperback

Old English Riddles - Paperback

Sherlock Puzzle Book (Volume 3): Spending A Day In London With Mycroft Holmes - Paperback

Riddle-Master - Paperback

The Modern Riddlers - Paperback

365 Days of Riddles: A Collection of Classic Rhyming Riddles to Sharpen Your Wits - Paperback

250 Rhyming Riddles For Kids: Fun Brainteasers And Riddles That Children Love To Solve - Paperback

Riddles For Kids: 100+ trick questions, math games, short brainteasers and fun riddles for smart kids to enjoy with the whole family - Paperback

Riddle Book For Families: Original What Am I Riddles For Teens, Adults and Brainiac Kids - Paperback

Puzzles - Paperback

101 What Am I? Riddles - Vol. 1: Fun Brainteasers For Kids And Adults - Paperback

Peter and the Starcatchers-Peter and the Starcatchers, Book One - Paperback

Peter's Old House - Hardcover

Going Places - Hardcover